Watch live as the world’s largest active volcano, Mauna Loa in Hawaii, erupts for the first time in almost 40 years ...

Add Yahoo as a preferred source to see more of our stories on Google. The area is currently under a USGS Orange volcano warning, meaning that the volcano is erupting or has potential to erupt, but ...

Visual observations have been a backbone in studies of volcanoes, from 2,000 years ago to now. They remain fundamental to understanding how volcanoes work, and technological advancements, such as ...